I think the answer is 9
It's a smaller version of the other figure.
21/3=7
27/3=9
Answer: Parallelogram, Area = 25 units²
Step-by-step explanation:
Step 1: Find the lengths of all of the sides (use Pythagorean Theorem, distance formula, or count the spaces on the graph)
Step 2: Find the slopes of each line
Step 3: Evaluate the slopes to see if any are parallel (same slope) or perpendicular (opposite reciprocal slopes)
see attachment
P = m+n/q
by timesing by p then dividing by q
Graph B because 33.75 divided by 15 is 2.25